Khan Academy on a Stick

Example: Combinatorics and probability

Probability of getting a set of cards

Probability using combinatorics

Example: Probability through counting outcomes
Example: All the ways you can flip a coin
Getting Exactly Two Heads (Combinatorics)
Probability and Combinations (part 2)
Probability using Combinations
Exactly Three Heads in Five Flips
Example: Different ways to pick officers
Example: Combinatorics and probability
Example: Lottery probability
Mega Millions Jackpot Probability
Generalizing with Binomial Coefficients (bit advanced)
Conditional Probability and Combinations
Conditional Probability (Bayes Theorem) Visualized
Birthday Probability Problem

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All Khan Academy content is available for free at www.khanacademy.org.
This collection was created August 2013.